Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2022
Short-Term Debt [Line Items]
BTFP Advances	$ 150,000	$ 0	$ 0
FHLBNY Overnight Advances	14,000	27,000	0
FHLBNY Term Advances	7,800	27,800	25,000
Total Borrowings	171,800	54,800	25,000
Federal Home Loan Bank of New York	634,989	663,259	686,222
Federal Funds Purchased
Short-Term Debt [Line Items]
Maximum Borrowing Capacity	52,000	52,000	52,000
Available Borrowing Capacity	52,000	52,000	52,000
Federal Home Loan Bank Advances
Short-Term Debt [Line Items]
Available Borrowing Capacity	529,189	608,458	661,222
Federal Reserve Bank Advances
Short-Term Debt [Line Items]
Maximum Borrowing Capacity	708,373	649,112	637,140
Available Borrowing Capacity	$ 708,373	$ 649,112	$ 637,140